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Question
The lines of symmetry of a regular polygon with n sides divide the polygon into __ triangles.
Options:
A .  n2
B .  n
C .  2n
D .  3n
Answer: Option C
:
C
The 3 lines of symmetry ofan equilateral triangle (a regular polygon with 3sides) divideit into6triangles.
The Lines Of Symmetry Of a Regular Polygon With n sides D...
The 4 lines of symmetry of a square (a regular polygon with 4 sides) divide it into 8 triangles.
The Lines Of Symmetry Of a Regular Polygon With n sides D...
Hence, a regular polygon with nsides will be divided into 2ntriangles when all itslines of symmetry are drawn.

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